Distinctive features of creating feeds targeting Australia, Brazil, UK, Germany, Spain, Italy, Netherlands, USA, France, Czech Republic, Switzerland, and Japan

In accordance with the requirements of Google services, additional characteristics of individual product offers are mandatory for some countries. Check option Definition of product characteristics if your feed targeting is set to one of the listed countries. In addition to the data that can be presented with the help of microdata, the crawler will try to highlight the necessary characteristics of the product offers, applying the algorithm of additional analysis.
Unified and fully automated methods are used to define additional characteristics, so in some cases the data may be defined incorrectly. Use this option only when it is really necessary.